This advanced CO2 monitor and humidity controller, equipped with a Non-Dispersive InfraRed (NDIR) sensor, is designed to maintain optimal indoor air quality in homes, offices, and various commercial spaces. It provides accurate measurements of CO2 levels, humidity, and temperature, helping to prevent fatigue, lack of concentration, and potential health issues caused by poor air quality. The built-in relay function allows for automated control of ventilation systems, ensuring that CO2 levels stay within a healthy range. The device features an audible alarm to alert users when CO2 levels exceed the set limits, making it a reliable choice for maintaining a safe and comfortable indoor environment.

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